The annual and hourly salary statistics of grinding and polishing workers in Columbia, South Carolina are shown in Table 1 and Table 2, respectively. The wage information of grinding and polishing workers in Columbia is based on the national compensation survey conducted by the U.S. Bureau of Labor Statistics in 2017 and published in April 2018 [1].
| Percentile Bracket | Average Annual Salary |
|---|---|
| 10th Percentile Wage | $21,470 |
| 25th Percentile Wage | $23,860 |
| 50th Percentile Wage | $28,890 |
| 75th Percentile Wage | $35,710 |
| 90th Percentile Wage | $41,150 |
Table 1 shows the average annual salary for grinding and polishing workers in Columbia, South Carolina in 5 percentile scales. The average annual salary for the 90th percentile (the top 10 percent of the highest paid) is $41,150. The median (50th percentile) annual salary is $28,890. The average annual salary for the bottom 10 percent earners is $21,470.
The table and chart below show the trend of the median salary of grinding and polishing workers from 2012 to 2017. Note that there is no salary data for some years between 2012 and 2017.
| Year | Median Salary | Growth | 5-Year Growth |
|---|---|---|---|
| 2017 | $28,890 | 1.28% | -0.59% |
| 2013 | $28,520 | -1.89% | - |
| 2012 | $29,060 | - | - |
From Table 3 we note that with a median annual salary of $28,890, Columbia is the second highest paying city for grinding and polishing workers in state of South Carolina, following the highest paying city Charleston-North Charleston-Summerville (median annual salary of $33,560). Compared with Charleston-North Charleston-Summerville, the median annual salary of grinding and polishing workers in Columbia is 13.9 percent (13.9%) lower.
| Cities/Areas | Median Annual Salary |
|---|---|
| Charleston-North Charleston-Summerville | |
| Columbia | |
| Augusta-Richmond County | |
| Charlotte-Gastonia-Rock Hill | |
| Greenville-Mauldin-Easley | |
| Myrtle Beach-North Myrtle Beach-Conway |